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mlxfw: Propagate error messages through extack
[linux-block.git] / include / net / devlink.h
CommitLineData
bfcd3a46
JP		 1/*
2 * include/net/devlink.h - Network physical device Netlink interface
3 * Copyright (c) 2016 Mellanox Technologies. All rights reserved.
4 * Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 */
11#ifndef _NET_DEVLINK_H_
12#define _NET_DEVLINK_H_
13
14#include <linux/device.h>
15#include <linux/slab.h>
16#include <linux/gfp.h>
17#include <linux/list.h>
18#include <linux/netdevice.h>
b8f97554 19#include <linux/spinlock.h>
136bf27f 20#include <linux/workqueue.h>
bfcd3a46
JP		 21#include <net/net_namespace.h>
22#include <uapi/linux/devlink.h>
23
24struct devlink_ops;
25
26struct devlink {
27 struct list_head list;
28 struct list_head port_list;
bf797471 29 struct list_head sb_list;
1555d204 30 struct list_head dpipe_table_list;
d9f9b9a4 31 struct list_head resource_list;
eabaef18 32 struct list_head param_list;
b16ebe92 33 struct list_head region_list;
ccadfa44 34 u32 snapshot_id;
a0bdcc59 35 struct list_head reporter_list;
b587bdaf 36 struct mutex reporters_lock; /* protects reporter_list */
1555d204 37 struct devlink_dpipe_headers *dpipe_headers;
bfcd3a46
JP		 38 const struct devlink_ops *ops;
39 struct device *dev;
40 possible_net_t _net;
2406e7e5 41 struct mutex lock;
bfcd3a46
JP		 42 char priv[0] __aligned(NETDEV_ALIGN);
43};
44
b9ffcbaf 45struct devlink_port_attrs {
407dd706 46 u8 set:1,
bec5267c
JP		 47 split:1,
48 switch_port:1;
5ec1380a 49 enum devlink_port_flavour flavour;
b9ffcbaf 50 u32 port_number; /* same value as "split group" */
b9ffcbaf 51 u32 split_subport_number;
bec5267c 52 struct netdev_phys_item_id switch_id;
b9ffcbaf
JP		 53};
54
bfcd3a46
JP		 55struct devlink_port {
56 struct list_head list;
39e6160e 57 struct list_head param_list;
bfcd3a46
JP		 58 struct devlink *devlink;
59 unsigned index;
60 bool registered;
b8f97554
JP		 61 spinlock_t type_lock; /* Protects type and type_dev
62 * pointer consistency.
63 */
bfcd3a46
JP		 64 enum devlink_port_type type;
65 enum devlink_port_type desired_type;
66 void *type_dev;
b9ffcbaf 67 struct devlink_port_attrs attrs;
136bf27f 68 struct delayed_work type_warn_dw;
bfcd3a46
JP		 69};
70
bf797471
JP		 71struct devlink_sb_pool_info {
72 enum devlink_sb_pool_type pool_type;
73 u32 size;
74 enum devlink_sb_threshold_type threshold_type;
bff5731d 75 u32 cell_size;
bf797471
JP		 76};
77
1555d204
AS		 78/**
79 * struct devlink_dpipe_field - dpipe field object
80 * @name: field name
81 * @id: index inside the headers field array
82 * @bitwidth: bitwidth
83 * @mapping_type: mapping type
84 */
85struct devlink_dpipe_field {
86 const char *name;
87 unsigned int id;
88 unsigned int bitwidth;
89 enum devlink_dpipe_field_mapping_type mapping_type;
90};
91
92/**
93 * struct devlink_dpipe_header - dpipe header object
94 * @name: header name
95 * @id: index, global/local detrmined by global bit
96 * @fields: fields
97 * @fields_count: number of fields
98 * @global: indicates if header is shared like most protocol header
99 * or driver specific
100 */
101struct devlink_dpipe_header {
102 const char *name;
103 unsigned int id;
104 struct devlink_dpipe_field *fields;
105 unsigned int fields_count;
106 bool global;
107};
108
109/**
110 * struct devlink_dpipe_match - represents match operation
111 * @type: type of match
112 * @header_index: header index (packets can have several headers of same
113 * type like in case of tunnels)
114 * @header: header
115 * @fieled_id: field index
116 */
117struct devlink_dpipe_match {
118 enum devlink_dpipe_match_type type;
119 unsigned int header_index;
120 struct devlink_dpipe_header *header;
121 unsigned int field_id;
122};
123
124/**
125 * struct devlink_dpipe_action - represents action operation
126 * @type: type of action
127 * @header_index: header index (packets can have several headers of same
128 * type like in case of tunnels)
129 * @header: header
130 * @fieled_id: field index
131 */
132struct devlink_dpipe_action {
133 enum devlink_dpipe_action_type type;
134 unsigned int header_index;
135 struct devlink_dpipe_header *header;
136 unsigned int field_id;
137};
138
139/**
140 * struct devlink_dpipe_value - represents value of match/action
141 * @action: action
142 * @match: match
143 * @mapping_value: in case the field has some mapping this value
144 * specified the mapping value
145 * @mapping_valid: specify if mapping value is valid
146 * @value_size: value size
147 * @value: value
148 * @mask: bit mask
149 */
150struct devlink_dpipe_value {
151 union {
152 struct devlink_dpipe_action *action;
153 struct devlink_dpipe_match *match;
154 };
155 unsigned int mapping_value;
156 bool mapping_valid;
157 unsigned int value_size;
158 void *value;
159 void *mask;
160};
161
162/**
163 * struct devlink_dpipe_entry - table entry object
164 * @index: index of the entry in the table
165 * @match_values: match values
166 * @matche_values_count: count of matches tuples
167 * @action_values: actions values
168 * @action_values_count: count of actions values
169 * @counter: value of counter
170 * @counter_valid: Specify if value is valid from hardware
171 */
172struct devlink_dpipe_entry {
173 u64 index;
174 struct devlink_dpipe_value *match_values;
175 unsigned int match_values_count;
176 struct devlink_dpipe_value *action_values;
177 unsigned int action_values_count;
178 u64 counter;
179 bool counter_valid;
180};
181
182/**
183 * struct devlink_dpipe_dump_ctx - context provided to driver in order
184 * to dump
185 * @info: info
186 * @cmd: devlink command
187 * @skb: skb
188 * @nest: top attribute
189 * @hdr: hdr
190 */
191struct devlink_dpipe_dump_ctx {
192 struct genl_info *info;
193 enum devlink_command cmd;
194 struct sk_buff *skb;
195 struct nlattr *nest;
196 void *hdr;
197};
198
199struct devlink_dpipe_table_ops;
200
201/**
202 * struct devlink_dpipe_table - table object
203 * @priv: private
204 * @name: table name
1555d204
AS		 205 * @counters_enabled: indicates if counters are active
206 * @counter_control_extern: indicates if counter control is in dpipe or
207 * external tool
56dc7cd0
AS		 208 * @resource_valid: Indicate that the resource id is valid
209 * @resource_id: relative resource this table is related to
210 * @resource_units: number of resource's unit consumed per table's entry
1555d204
AS		 211 * @table_ops: table operations
212 * @rcu: rcu
213 */
214struct devlink_dpipe_table {
215 void *priv;
216 struct list_head list;
217 const char *name;
1555d204
AS		 218 bool counters_enabled;
219 bool counter_control_extern;
56dc7cd0
AS		 220 bool resource_valid;
221 u64 resource_id;
222 u64 resource_units;
1555d204
AS		 223 struct devlink_dpipe_table_ops *table_ops;
224 struct rcu_head rcu;
225};
226
227/**
228 * struct devlink_dpipe_table_ops - dpipe_table ops
229 * @actions_dump - dumps all tables actions
230 * @matches_dump - dumps all tables matches
231 * @entries_dump - dumps all active entries in the table
232 * @counters_set_update - when changing the counter status hardware sync
233 * maybe needed to allocate/free counter related
234 * resources
ffd3cdcc 235 * @size_get - get size
1555d204
AS		 236 */
237struct devlink_dpipe_table_ops {
238 int (*actions_dump)(void *priv, struct sk_buff *skb);
239 int (*matches_dump)(void *priv, struct sk_buff *skb);
240 int (*entries_dump)(void *priv, bool counters_enabled,
241 struct devlink_dpipe_dump_ctx *dump_ctx);
242 int (*counters_set_update)(void *priv, bool enable);
ffd3cdcc 243 u64 (*size_get)(void *priv);
1555d204
AS		 244};
245
246/**
247 * struct devlink_dpipe_headers - dpipe headers
248 * @headers - header array can be shared (global bit) or driver specific
249 * @headers_count - count of headers
250 */
251struct devlink_dpipe_headers {
252 struct devlink_dpipe_header **headers;
253 unsigned int headers_count;
254};
255
d9f9b9a4
AS		 256/**
257 * struct devlink_resource_size_params - resource's size parameters
258 * @size_min: minimum size which can be set
259 * @size_max: maximum size which can be set
260 * @size_granularity: size granularity
261 * @size_unit: resource's basic unit
262 */
263struct devlink_resource_size_params {
264 u64 size_min;
265 u64 size_max;
266 u64 size_granularity;
267 enum devlink_resource_unit unit;
268};
269
77d27096
JP		 270static inline void
271devlink_resource_size_params_init(struct devlink_resource_size_params *size_params,
272 u64 size_min, u64 size_max,
273 u64 size_granularity,
274 enum devlink_resource_unit unit)
275{
276 size_params->size_min = size_min;
277 size_params->size_max = size_max;
278 size_params->size_granularity = size_granularity;
279 size_params->unit = unit;
280}
281
fc56be47
JP		 282typedef u64 devlink_resource_occ_get_t(void *priv);
283
d9f9b9a4
AS		 284/**
285 * struct devlink_resource - devlink resource
286 * @name: name of the resource
287 * @id: id, per devlink instance
288 * @size: size of the resource
289 * @size_new: updated size of the resource, reload is needed
290 * @size_valid: valid in case the total size of the resource is valid
291 * including its children
292 * @parent: parent resource
293 * @size_params: size parameters
294 * @list: parent list
295 * @resource_list: list of child resources
d9f9b9a4
AS		 296 */
297struct devlink_resource {
298 const char *name;
299 u64 id;
300 u64 size;
301 u64 size_new;
302 bool size_valid;
303 struct devlink_resource *parent;
77d27096 304 struct devlink_resource_size_params size_params;
d9f9b9a4
AS		 305 struct list_head list;
306 struct list_head resource_list;
fc56be47
JP		 307 devlink_resource_occ_get_t *occ_get;
308 void *occ_get_priv;
d9f9b9a4
AS		 309};
310
311#define DEVLINK_RESOURCE_ID_PARENT_TOP 0
312
bde74ad1 313#define __DEVLINK_PARAM_MAX_STRING_VALUE 32
eabaef18
MS		 314enum devlink_param_type {
315 DEVLINK_PARAM_TYPE_U8,
316 DEVLINK_PARAM_TYPE_U16,
317 DEVLINK_PARAM_TYPE_U32,
318 DEVLINK_PARAM_TYPE_STRING,
319 DEVLINK_PARAM_TYPE_BOOL,
320};
321
322union devlink_param_value {
323 u8 vu8;
324 u16 vu16;
325 u32 vu32;
bde74ad1 326 char vstr[__DEVLINK_PARAM_MAX_STRING_VALUE];
eabaef18
MS		 327 bool vbool;
328};
329
330struct devlink_param_gset_ctx {
331 union devlink_param_value val;
332 enum devlink_param_cmode cmode;
333};
334
335/**
336 * struct devlink_param - devlink configuration parameter data
337 * @name: name of the parameter
338 * @generic: indicates if the parameter is generic or driver specific
339 * @type: parameter type
340 * @supported_cmodes: bitmap of supported configuration modes
341 * @get: get parameter value, used for runtime and permanent
342 * configuration modes
343 * @set: set parameter value, used for runtime and permanent
344 * configuration modes
e3b7ca18 345 * @validate: validate input value is applicable (within value range, etc.)
eabaef18
MS		 346 *
347 * This struct should be used by the driver to fill the data for
348 * a parameter it registers.
349 */
350struct devlink_param {
351 u32 id;
352 const char *name;
353 bool generic;
354 enum devlink_param_type type;
355 unsigned long supported_cmodes;
356 int (*get)(struct devlink *devlink, u32 id,
357 struct devlink_param_gset_ctx *ctx);
358 int (*set)(struct devlink *devlink, u32 id,
359 struct devlink_param_gset_ctx *ctx);
e3b7ca18
MS		 360 int (*validate)(struct devlink *devlink, u32 id,
361 union devlink_param_value val,
362 struct netlink_ext_ack *extack);
eabaef18
MS		 363};
364
365struct devlink_param_item {
366 struct list_head list;
367 const struct devlink_param *param;
368 union devlink_param_value driverinit_value;
369 bool driverinit_value_valid;
7c62cfb8 370 bool published;
eabaef18
MS		 371};
372
373enum devlink_param_generic_id {
036467c3
MS		 374 DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET,
375 DEVLINK_PARAM_GENERIC_ID_MAX_MACS,
f567bcda 376 DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV,
f6a69885 377 DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT,
e3b51061 378 DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI,
f61cba42 379 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
16511789 380 DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
846e980a 381 DEVLINK_PARAM_GENERIC_ID_FW_LOAD_POLICY,
eabaef18
MS		 382
383 /* add new param generic ids above here*/
384 __DEVLINK_PARAM_GENERIC_ID_MAX,
385 DEVLINK_PARAM_GENERIC_ID_MAX = __DEVLINK_PARAM_GENERIC_ID_MAX - 1,
386};
387
036467c3
MS		 388#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_NAME "internal_error_reset"
389#define DEVLINK_PARAM_GENERIC_INT_ERR_RESET_TYPE DEVLINK_PARAM_TYPE_BOOL
390
391#define DEVLINK_PARAM_GENERIC_MAX_MACS_NAME "max_macs"
392#define DEVLINK_PARAM_GENERIC_MAX_MACS_TYPE DEVLINK_PARAM_TYPE_U32
393
f567bcda
VV		 394#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_NAME "enable_sriov"
395#define DEVLINK_PARAM_GENERIC_ENABLE_SRIOV_TYPE DEVLINK_PARAM_TYPE_BOOL
396
f6a69885
AV		 397#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_NAME "region_snapshot_enable"
398#define DEVLINK_PARAM_GENERIC_REGION_SNAPSHOT_TYPE DEVLINK_PARAM_TYPE_BOOL
399
e3b51061
VV		 400#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_NAME "ignore_ari"
401#define DEVLINK_PARAM_GENERIC_IGNORE_ARI_TYPE DEVLINK_PARAM_TYPE_BOOL
402
f61cba42
VV		 403#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_NAME "msix_vec_per_pf_max"
404#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MAX_TYPE DEVLINK_PARAM_TYPE_U32
405
16511789
VV		 406#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_NAME "msix_vec_per_pf_min"
407#define DEVLINK_PARAM_GENERIC_MSIX_VEC_PER_PF_MIN_TYPE DEVLINK_PARAM_TYPE_U32
408
846e980a
ST		 409#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_NAME "fw_load_policy"
410#define DEVLINK_PARAM_GENERIC_FW_LOAD_POLICY_TYPE DEVLINK_PARAM_TYPE_U8
411
036467c3
MS		 412#define DEVLINK_PARAM_GENERIC(_id, _cmodes, _get, _set, _validate) \
413{ \
414 .id = DEVLINK_PARAM_GENERIC_ID_##_id, \
415 .name = DEVLINK_PARAM_GENERIC_##_id##_NAME, \
416 .type = DEVLINK_PARAM_GENERIC_##_id##_TYPE, \
417 .generic = true, \
418 .supported_cmodes = _cmodes, \
419 .get = _get, \
420 .set = _set, \
421 .validate = _validate, \
422}
423
424#define DEVLINK_PARAM_DRIVER(_id, _name, _type, _cmodes, _get, _set, _validate) \
425{ \
426 .id = _id, \
427 .name = _name, \
428 .type = _type, \
429 .supported_cmodes = _cmodes, \
430 .get = _get, \
431 .set = _set, \
432 .validate = _validate, \
433}
434
785bd550
JK		 435/* Part number, identifier of board design */
436#define DEVLINK_INFO_VERSION_GENERIC_BOARD_ID "board.id"
437/* Revision of board design */
438#define DEVLINK_INFO_VERSION_GENERIC_BOARD_REV "board.rev"
14fd1901
JK		 439/* Maker of the board */
440#define DEVLINK_INFO_VERSION_GENERIC_BOARD_MANUFACTURE "board.manufacture"
785bd550
JK		 441
442/* Control processor FW version */
443#define DEVLINK_INFO_VERSION_GENERIC_FW_MGMT "fw.mgmt"
444/* Data path microcode controlling high-speed packet processing */
445#define DEVLINK_INFO_VERSION_GENERIC_FW_APP "fw.app"
446/* UNDI software version */
447#define DEVLINK_INFO_VERSION_GENERIC_FW_UNDI "fw.undi"
448/* NCSI support/handler version */
449#define DEVLINK_INFO_VERSION_GENERIC_FW_NCSI "fw.ncsi"
450
b16ebe92 451struct devlink_region;
f9cf2288 452struct devlink_info_req;
b16ebe92 453
d7e52722
AV		 454typedef void devlink_snapshot_data_dest_t(const void *data);
455
1db64e87 456struct devlink_fmsg;
a0bdcc59
EBE		 457struct devlink_health_reporter;
458
3167b27a
EBE		 459enum devlink_health_reporter_state {
460 DEVLINK_HEALTH_REPORTER_STATE_HEALTHY,
461 DEVLINK_HEALTH_REPORTER_STATE_ERROR,
462};
463
a0bdcc59
EBE		 464/**
465 * struct devlink_health_reporter_ops - Reporter operations
466 * @name: reporter name
467 * @recover: callback to recover from reported error
468 * if priv_ctx is NULL, run a full recover
469 * @dump: callback to dump an object
470 * if priv_ctx is NULL, run a full dump
471 * @diagnose: callback to diagnose the current status
472 */
473
474struct devlink_health_reporter_ops {
475 char *name;
476 int (*recover)(struct devlink_health_reporter *reporter,
477 void *priv_ctx);
478 int (*dump)(struct devlink_health_reporter *reporter,
479 struct devlink_fmsg *fmsg, void *priv_ctx);
480 int (*diagnose)(struct devlink_health_reporter *reporter,
481 struct devlink_fmsg *fmsg);
482};
1db64e87 483
bfcd3a46 484struct devlink_ops {
ac0fc8a1 485 int (*reload)(struct devlink *devlink, struct netlink_ext_ack *extack);
bfcd3a46
JP		 486 int (*port_type_set)(struct devlink_port *devlink_port,
487 enum devlink_port_type port_type);
488 int (*port_split)(struct devlink *devlink, unsigned int port_index,
ac0fc8a1
DA		 489 unsigned int count, struct netlink_ext_ack *extack);
490 int (*port_unsplit)(struct devlink *devlink, unsigned int port_index,
491 struct netlink_ext_ack *extack);
bf797471
JP		 492 int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
493 u16 pool_index,
494 struct devlink_sb_pool_info *pool_info);
495 int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
496 u16 pool_index, u32 size,
f2ad1a52
IS		 497 enum devlink_sb_threshold_type threshold_type,
498 struct netlink_ext_ack *extack);
bf797471
JP		 499 int (*sb_port_pool_get)(struct devlink_port *devlink_port,
500 unsigned int sb_index, u16 pool_index,
501 u32 *p_threshold);
502 int (*sb_port_pool_set)(struct devlink_port *devlink_port,
503 unsigned int sb_index, u16 pool_index,
f2ad1a52 504 u32 threshold, struct netlink_ext_ack *extack);
bf797471
JP		 505 int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
506 unsigned int sb_index,
507 u16 tc_index,
508 enum devlink_sb_pool_type pool_type,
509 u16 *p_pool_index, u32 *p_threshold);
510 int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
511 unsigned int sb_index,
512 u16 tc_index,
513 enum devlink_sb_pool_type pool_type,
f2ad1a52
IS		 514 u16 pool_index, u32 threshold,
515 struct netlink_ext_ack *extack);
df38dafd
JP		 516 int (*sb_occ_snapshot)(struct devlink *devlink,
517 unsigned int sb_index);
518 int (*sb_occ_max_clear)(struct devlink *devlink,
519 unsigned int sb_index);
520 int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
521 unsigned int sb_index, u16 pool_index,
522 u32 *p_cur, u32 *p_max);
523 int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
524 unsigned int sb_index,
525 u16 tc_index,
526 enum devlink_sb_pool_type pool_type,
527 u32 *p_cur, u32 *p_max);
08f4b591
OG		 528
529 int (*eswitch_mode_get)(struct devlink *devlink, u16 *p_mode);
db7ff19e
EB		 530 int (*eswitch_mode_set)(struct devlink *devlink, u16 mode,
531 struct netlink_ext_ack *extack);
59bfde01 532 int (*eswitch_inline_mode_get)(struct devlink *devlink, u8 *p_inline_mode);
db7ff19e
EB		 533 int (*eswitch_inline_mode_set)(struct devlink *devlink, u8 inline_mode,
534 struct netlink_ext_ack *extack);
f43e9b06 535 int (*eswitch_encap_mode_get)(struct devlink *devlink, u8 *p_encap_mode);
db7ff19e
EB		 536 int (*eswitch_encap_mode_set)(struct devlink *devlink, u8 encap_mode,
537 struct netlink_ext_ack *extack);
f9cf2288
JK		 538 int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
539 struct netlink_ext_ack *extack);
76726ccb
JK		 540 int (*flash_update)(struct devlink *devlink, const char *file_name,
541 const char *component,
542 struct netlink_ext_ack *extack);
bfcd3a46
JP		 543};
544
545static inline void *devlink_priv(struct devlink *devlink)
546{
547 BUG_ON(!devlink);
548 return &devlink->priv;
549}
550
551static inline struct devlink *priv_to_devlink(void *priv)
552{
553 BUG_ON(!priv);
554 return container_of(priv, struct devlink, priv);
555}
556
5dc37bb9
JP		 557static inline struct devlink_port *
558netdev_to_devlink_port(struct net_device *dev)
559{
560 if (dev->netdev_ops->ndo_get_devlink_port)
561 return dev->netdev_ops->ndo_get_devlink_port(dev);
562 return NULL;
563}
564
b473b0d2
JK		 565static inline struct devlink *netdev_to_devlink(struct net_device *dev)
566{
5dc37bb9
JP		 567 struct devlink_port *devlink_port = netdev_to_devlink_port(dev);
568
569 if (devlink_port)
570 return devlink_port->devlink;
b473b0d2
JK		 571 return NULL;
572}
573
bfcd3a46
JP		 574struct ib_device;
575
bfcd3a46
JP		 576struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
577int devlink_register(struct devlink *devlink, struct device *dev);
578void devlink_unregister(struct devlink *devlink);
579void devlink_free(struct devlink *devlink);
580int devlink_port_register(struct devlink *devlink,
581 struct devlink_port *devlink_port,
582 unsigned int port_index);
583void devlink_port_unregister(struct devlink_port *devlink_port);
584void devlink_port_type_eth_set(struct devlink_port *devlink_port,
585 struct net_device *netdev);
586void devlink_port_type_ib_set(struct devlink_port *devlink_port,
587 struct ib_device *ibdev);
588void devlink_port_type_clear(struct devlink_port *devlink_port);
b9ffcbaf 589void devlink_port_attrs_set(struct devlink_port *devlink_port,
5ec1380a 590 enum devlink_port_flavour flavour,
b9ffcbaf 591 u32 port_number, bool split,
bec5267c
JP		 592 u32 split_subport_number,
593 const unsigned char *switch_id,
594 unsigned char switch_id_len);
bf797471
JP		 595int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
596 u32 size, u16 ingress_pools_count,
597 u16 egress_pools_count, u16 ingress_tc_count,
598 u16 egress_tc_count);
599void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
1555d204
AS		 600int devlink_dpipe_table_register(struct devlink *devlink,
601 const char *table_name,
602 struct devlink_dpipe_table_ops *table_ops,
ffd3cdcc 603 void *priv, bool counter_control_extern);
1555d204
AS		 604void devlink_dpipe_table_unregister(struct devlink *devlink,
605 const char *table_name);
606int devlink_dpipe_headers_register(struct devlink *devlink,
607 struct devlink_dpipe_headers *dpipe_headers);
608void devlink_dpipe_headers_unregister(struct devlink *devlink);
609bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
610 const char *table_name);
611int devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx);
612int devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
613 struct devlink_dpipe_entry *entry);
614int devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx);
35807324 615void devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry);
1555d204
AS		 616int devlink_dpipe_action_put(struct sk_buff *skb,
617 struct devlink_dpipe_action *action);
618int devlink_dpipe_match_put(struct sk_buff *skb,
619 struct devlink_dpipe_match *match);
11770091 620extern struct devlink_dpipe_header devlink_dpipe_header_ethernet;
3fb886ec 621extern struct devlink_dpipe_header devlink_dpipe_header_ipv4;
1797f5b3 622extern struct devlink_dpipe_header devlink_dpipe_header_ipv6;
bfcd3a46 623
d9f9b9a4
AS		 624int devlink_resource_register(struct devlink *devlink,
625 const char *resource_name,
d9f9b9a4
AS		 626 u64 resource_size,
627 u64 resource_id,
628 u64 parent_resource_id,
fc56be47 629 const struct devlink_resource_size_params *size_params);
d9f9b9a4
AS		 630void devlink_resources_unregister(struct devlink *devlink,
631 struct devlink_resource *resource);
632int devlink_resource_size_get(struct devlink *devlink,
633 u64 resource_id,
634 u64 *p_resource_size);
56dc7cd0
AS		 635int devlink_dpipe_table_resource_set(struct devlink *devlink,
636 const char *table_name, u64 resource_id,
637 u64 resource_units);
fc56be47
JP		 638void devlink_resource_occ_get_register(struct devlink *devlink,
639 u64 resource_id,
640 devlink_resource_occ_get_t *occ_get,
641 void *occ_get_priv);
642void devlink_resource_occ_get_unregister(struct devlink *devlink,
643 u64 resource_id);
eabaef18
MS		 644int devlink_params_register(struct devlink *devlink,
645 const struct devlink_param *params,
646 size_t params_count);
647void devlink_params_unregister(struct devlink *devlink,
648 const struct devlink_param *params,
649 size_t params_count);
7c62cfb8
JP		 650void devlink_params_publish(struct devlink *devlink);
651void devlink_params_unpublish(struct devlink *devlink);
39e6160e
VV		 652int devlink_port_params_register(struct devlink_port *devlink_port,
653 const struct devlink_param *params,
654 size_t params_count);
655void devlink_port_params_unregister(struct devlink_port *devlink_port,
656 const struct devlink_param *params,
657 size_t params_count);
ec01aeb1
MS		 658int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
659 union devlink_param_value *init_val);
660int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
661 union devlink_param_value init_val);
ffd19b9a
VV		 662int
663devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
664 u32 param_id,
665 union devlink_param_value *init_val);
5473a7bd
VV		 666int devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
667 u32 param_id,
668 union devlink_param_value init_val);
ea601e17 669void devlink_param_value_changed(struct devlink *devlink, u32 param_id);
c1e5786d
VV		 670void devlink_port_param_value_changed(struct devlink_port *devlink_port,
671 u32 param_id);
bde74ad1
MS		 672void devlink_param_value_str_fill(union devlink_param_value *dst_val,
673 const char *src);
b16ebe92
AV		 674struct devlink_region *devlink_region_create(struct devlink *devlink,
675 const char *region_name,
676 u32 region_max_snapshots,
677 u64 region_size);
678void devlink_region_destroy(struct devlink_region *region);
ccadfa44 679u32 devlink_region_shapshot_id_get(struct devlink *devlink);
d7e52722
AV		 680int devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
681 u8 *data, u32 snapshot_id,
682 devlink_snapshot_data_dest_t *data_destructor);
f9cf2288
JK		 683int devlink_info_serial_number_put(struct devlink_info_req *req,
684 const char *sn);
685int devlink_info_driver_name_put(struct devlink_info_req *req,
686 const char *name);
fc6fae7d
JK		 687int devlink_info_version_fixed_put(struct devlink_info_req *req,
688 const char *version_name,
689 const char *version_value);
690int devlink_info_version_stored_put(struct devlink_info_req *req,
691 const char *version_name,
692 const char *version_value);
693int devlink_info_version_running_put(struct devlink_info_req *req,
694 const char *version_name,
695 const char *version_value);
d9f9b9a4 696
1db64e87
EBE		 697int devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg);
698int devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg);
699
700int devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name);
701int devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg);
702
703int devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
704 const char *name);
705int devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg);
706
707int devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value);
708int devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value);
709int devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value);
710int devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value);
711int devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value);
712int devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
713 u16 value_len);
714
715int devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
716 bool value);
717int devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
718 u8 value);
719int devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
720 u32 value);
721int devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
722 u64 value);
723int devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
724 const char *value);
725int devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
726 const void *value, u16 value_len);
727
a0bdcc59
EBE		 728struct devlink_health_reporter *
729devlink_health_reporter_create(struct devlink *devlink,
730 const struct devlink_health_reporter_ops *ops,
731 u64 graceful_period, bool auto_recover,
732 void *priv);
733void
734devlink_health_reporter_destroy(struct devlink_health_reporter *reporter);
735
736void *
737devlink_health_reporter_priv(struct devlink_health_reporter *reporter);
c8e1da0b
EBE		 738int devlink_health_report(struct devlink_health_reporter *reporter,
739 const char *msg, void *priv_ctx);
3167b27a
EBE		 740void
741devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
742 enum devlink_health_reporter_state state);
a0bdcc59 743
f6b19b35
JP		 744#if IS_ENABLED(CONFIG_NET_DEVLINK)
745
f4b6bcc7
JK		 746void devlink_compat_running_version(struct net_device *dev,
747 char *buf, size_t len);
748int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
af3836df
JP		 749int devlink_compat_phys_port_name_get(struct net_device *dev,
750 char *name, size_t len);
7e1146e8
JP		 751int devlink_compat_switch_id_get(struct net_device *dev,
752 struct netdev_phys_item_id *ppid);
f4b6bcc7 753
bfcd3a46
JP		 754#else
755
ddb6e99e
JK		 756static inline void
757devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
758{
759}
4eceba17
JK		 760
761static inline int
762devlink_compat_flash_update(struct net_device *dev, const char *file_name)
763{
764 return -EOPNOTSUPP;
765}
f6b19b35 766
af3836df
JP		 767static inline int
768devlink_compat_phys_port_name_get(struct net_device *dev,
769 char *name, size_t len)
770{
771 return -EOPNOTSUPP;
772}
773
7e1146e8
JP		 774static inline int
775devlink_compat_switch_id_get(struct net_device *dev,
776 struct netdev_phys_item_id *ppid)
777{
778 return -EOPNOTSUPP;
779}
780
ddb6e99e
JK		 781#endif
782
bfcd3a46 783#endif /* _NET_DEVLINK_H_ */
Linux 6.x block layer and io_uring tree(s)